A Project of The Annenberg Public Policy Center

Clinton on Global Domestic Violence Laws

Hillary Clinton says “more than half the nations in the world” have no laws on domestic violence. But the U.N. reports that 125 countries — two-thirds of all nations — had such laws as of April 2011.

Is Marijuana Really a ‘Gateway Drug’?

Though there are correlations between marijuana use and other drugs, there is no conclusive evidence that one actually causes the other. The science on this topic is far from settled.

Fact-Checking Is More Popular than Politicians

New research shows fact-checking is a measurably effective tool for correcting political misinformation and increases the audiences’ political knowledge. It is also growing at a dramatic rate.

Chris Christie Spins Economic Data

New Jersey Gov. Chris Christie made a couple of economic claims at a recent forum in New Hampshire that may seem startling at first — until placed into context.

Gender Pay Gap in Clinton’s Senate Office?

The Republican National Committee chairman says Hillary Clinton paid women in her Senate office less than men. But annual salary data provided by the Clinton campaign show median salaries for men and women in Clinton’s office were virtually identical.

FlackCheck Video: Rand Paul Announcement

This “Campaign Watch” video from FactCheck.org’s sister website, FlackCheck.org, covers some claims made by Sen. Rand Paul that we fact-checked before and after he made his announcement to run for president.

Santorum and the EPA’s Mercury Rule

Rick Santorum misrepresented the Environmental Protection Agency’s impact analysis of a new agency rule that would reduce power plant emissions of mercury and other toxins.